12169370688 has 112 divisors (see below), whose sum is σ = 33369382080. Its totient is φ = 3909412864.

The previous prime is 12169370683. The next prime is 12169370701. The reversal of 12169370688 is 88607396121.

It is a self number, because there is not a number n which added to its sum of digits gives 12169370688.

It is not an unprimeable number, because it can be changed into a prime (12169370683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3634231 + ... + 3637577.

Almost surely, 2^12169370688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12169370688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16684691040).

12169370688 is an abundant number, since it is smaller than the sum of its proper divisors (21200011392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12169370688 is a wasteful number, since it uses less digits than its factorization.

12169370688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4044 (or 4034 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 51.

The spelling of 12169370688 in words is "twelve billion, one hundred sixty-nine million, three hundred seventy thousand, six hundred eighty-eight".